Compare towns
Killingly vs Plainfield vs Rochester vs Seymour
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Killingly has the most renters (28.4% rent).
Plainfield has the youngest population (median age 37).
Rochester has the most expensive homes ($599k median).
Seymour has the most people working from home (16.4%).
What matters to you?
Pick a few. We’ll pull those rows to the top and mark which town comes out ahead on each. There’s no overall score: what matters is up to you.
| Measure | Killingly | Plainfield | Rochester | Seymour |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
15,141 |
5,837Lowest |
16,889 |
| Growth since 20102010 → 2020 census | — | — | +9.3% U.S.: +7.4% |
— |
| Median age | 39.5±3 about the U.S. average |
37±4.5Lowest 5% below U.S. |
46.5±6Highest 20% above U.S. |
41.6±3 7% above U.S. |
| Rochester and Seymour are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 19.8%±2.3 U.S.: 22% |
19.4%±2.6 U.S.: 22% |
20.1%±4.6Highest U.S.: 22% |
19.3%±3.9Lowest U.S.: 22% |
| Rochester and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 19.7%±2.4 U.S.: 17.2% |
16.6%±2.4Lowest U.S.: 17.2% |
20.1%±4.2Highest U.S.: 17.2% |
16.8%±2.4 U.S.: 17.2% |
| Rochester and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 22.9% U.S.: 35.7% |
15%Lowest U.S.: 35.7% |
43.5%Highest U.S.: 35.7% |
33.3% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.4%±1.9 U.S.: 6.4% |
5.6%±1.8 U.S.: 6.4% |
4%±1.5Lowest U.S.: 6.4% |
6.4%±2.1Highest U.S.: 6.4% |
| Seymour and Plainfield are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Cost of living | ||||
| Household incomemedian | $84,350±$8k 4% above U.S. |
$76,993±$8kLowest 5% below U.S. |
$120,273±$12kHighest 49% above U.S. |
$107,708±$15k 33% above U.S. |
| Rochester and Seymour are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $288,600±$15k 13% below U.S. |
$272,100±$16kLowest 18% below U.S. |
$599,100±$31kHighest 80% above U.S. |
$370,000±$19k 11% above U.S. |
| Rentmedian gross, monthly | $1,044±$141Lowest 26% below U.S. |
$1,204±$70 15% below U.S. |
$1,432±$743 about the U.S. average |
$1,608±$86Highest 14% above U.S. |
| Seymour and Rochester are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $3,922Lowest 26% above U.S. |
$4,209 35% above U.S. |
$6,530 109% above U.S. |
$6,635Highest 113% above U.S. |
| Renters paying 30%+of income on rent | 42.8%±10.9 U.S.: 51.1% |
39.8%±9.5 U.S.: 51.1% |
39.1%±10.2Lowest U.S.: 51.1% |
45.2%±17.3Highest U.S.: 51.1% |
| Seymour and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 11.4%Highest U.S.: 12.5% |
8.7% U.S.: 12.5% |
5.4%Lowest U.S.: 12.5% |
6.7% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 71.6%Lowest U.S.: 65.2% |
73.6% U.S.: 65.2% |
88.1%Highest U.S.: 65.2% |
74.2% U.S.: 65.2% |
| Typical home builtmedian year | 1968Lowest 12 yrs older than U.S. |
1971 9 yrs older than U.S. |
1984Highest 4 yrs newer than U.S. |
1973 7 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 28 min 6% above U.S. |
27 minLowest about the U.S. average |
37 minHighest 38% above U.S. |
32 min 21% above U.S. |
| Work from home | 11.1%±2.3 U.S.: 15.1% |
10%±4 U.S.: 15.1% |
8.3%±3.7Lowest U.S.: 15.1% |
16.4%±3.5Highest U.S.: 15.1% |
| Seymour and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Schools | ||||
| Public school scoresrank in state, math + reading | #136 of 149 in CT | #131 of 149 in CT | #104 of 282 in MA | #105 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Plainfield School District | Old Colony Regional Vocational Technical · Rochester | Seymour School District |
| High school in town | Killingly High School | Plainfield High School | Old Colony Regional Vocational Technical | Seymour High School |
| Students per teacherat that high school | 11.1 |
10.3 |
9.1Lowest |
11.8Highest |
| On TownTapestry | ||||
| Old photos in History | None yet | None yet | None yet | None yet |
U.S. average · Sources: U.S. Census Bureau, American Community Survey 5-year estimates 2020–2024; 2010 & 2020 decennial census; NCES Common Core of Data. “±” is the Census margin of error. Property tax is top-coded by the Census at $10,000+. School rank compares math and reading proficiency against the state average.


